<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <link rel="stylesheet" href="dome.css">
</head>
<body>
    <div class="warrper">
        <input type="text" class="input">
        <input type="password" class="input">
        <div class="btnbox">
        <button class="btn" value="1">1</button>
        <button class="btn" value="2">2</button>
        <button class="btn" value="3">3</button>
        <button class="btn" value="4">4</button>
        <button class="btn" value="5">5</button>
        <button class="btn" value="6">6</button>
        <button class="btn" value="7">7</button>
        <button class="btn" value="8">8</button>
        <button class="btn" value="9">9</button>
        <button class="Reset">重置</button>
        <button class="btn" value="0">0</button>
        <button class="del">back</button>
        </div>
    </div>
    <script src="dome.js"></script>
</body>
</html>